The NPD's analysis of 2011's trends in electronics sales shows that Apple now accounts for nearly one fifth of all US revenue in consumer electronics. HP is in a distant second place, having generated only about half as much revenue as Apple during 2011. Overall, 2011's NPD results show shifting trends in the consumer electronics landscape. The share of overall sales revenue for PCs declined by 0.5 percent year-over-year -- a decline that is likely a percentage point or two steeper if Mac sales (which